private void buttonDeleteSignature_Click(object sender, EventArgs e) { try { var result = MessageBox.Show("Are you sure ?", "Confirmation", MessageBoxButtons.OKCancel); if (result == DialogResult.OK) { connectionDB.deleteSignature(idUser); // Delete signature from database MessageBox.Show("Signature deleted successfully !"); ModifyASignature_Load(null, null); } } catch { MessageBox.Show("Error : couldn't update the database"); } }